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Related Experiment Videos

Pigeons flexibly time or count on cue.

W A Roberts1, R Coughlin, S Roberts

  • 1Department of Psychology, University of Western Ontario, London, Ontario N6A 5C2, Canada. roberts@julian.uwo.ca

Psychological Science
|March 29, 2001
PubMed
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Pigeons demonstrated distinct timing and counting abilities. While pigeons tracked time during counting cues, they did not count during timing cues, suggesting an asymmetry in cognitive processing.

Area of Science:

  • Animal cognition
  • Behavioral neuroscience
  • Comparative psychology

Background:

  • Understanding cognitive processes like timing and counting is crucial in behavioral science.
  • The dual-mode model proposes separate mechanisms for timing and counting, but empirical evidence is debated.

Purpose of the Study:

  • To investigate the interplay between timing and counting in pigeons.
  • To test for asymmetries in the dual-mode model of cognitive control.

Main Methods:

  • Pigeons were trained to peck a key for reward based on either a fixed time or a fixed number of light flashes.
  • Experiment 1 involved fixed timing or counting cues.
  • Experiment 2 introduced cue-switching midway through trials.

Main Results:

Related Experiment Videos

  • Pigeons' key-pecking rates peaked at the cued time or number of flashes.
  • When cues switched mid-trial, pigeons adjusted their behavior, indicating they tracked time during counting cues.
  • Pigeons did not appear to count during timing cues.

Conclusions:

  • Findings suggest a fundamental asymmetry in how pigeons process timing and counting.
  • Results support a dual-mode model with distinct, potentially asymmetrical, mechanisms for timing and counting.